Home / 11,287.17-15,572.93-7,301.97

Finding the Fourth Proportional to 11,287.17, 15,572.93 and 7,301.97

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Solution

The fourth proportional to 11,287.17, 15,572.93 and 7,301.97 is: 10,074.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,287.17 : 15,572.93 = 7,301.97 : x
  2. Step 2: Convert to fraction form
    11,287.17/15,572.93 = 7,301.97/x
  3. Step 3: Cross multiply
    11,287.17x = 15,572.93 × 7,301.97
  4. Step 4: Simplify right side
    11,287.17x = 113,713,031.16
  5. Step 5: Solve for x
    x = 113,713,031.16/11,287.17
  6. Step 6: Final answer
    x = 10,074.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.